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Fri, 30 Jul 2021 08:26:52 +0000 From: "Chris Jones" To: CC: , , , , , , , Subject: [PATCH v1 08/13] MdePkg: Add 'Type 5' PCC structure Date: Fri, 30 Jul 2021 09:26:44 +0100 Message-ID: <20210730082649.15343-9-christopher.jones@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210730082649.15343-1-christopher.jones@arm.com> References: <20210730082649.15343-1-christopher.jones@arm.com> MIME-Version: 1.0 X-EOPAttributedMessage: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 9b5a0a63-b25d-4768-f98b-08d95333d1c7 X-MS-TrafficTypeDiagnostic: PA4PR08MB5902:|AM9PR08MB5954: X-Microsoft-Antispam-PRVS: x-checkrecipientrouted: true NoDisclaimer: true X-MS-Oob-TLC-OOBClassifiers: OLM:989;OLM:989; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0; X-Microsoft-Antispam-Message-Info-Original: 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 X-Forefront-Antispam-Report-Untrusted: CIP:40.67.248.234;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:nebula.arm.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(4636009)(376002)(396003)(39860400002)(136003)(346002)(36840700001)(46966006)(478600001)(54906003)(36860700001)(186003)(316002)(8936002)(1076003)(81166007)(426003)(6916009)(83380400001)(2906002)(26005)(19627235002)(47076005)(8676002)(2616005)(70586007)(36756003)(82740400003)(16799955002)(4326008)(7696005)(336012)(6666004)(5660300002)(356005)(86362001)(70206006)(82310400003)(36900700001);DIR:OUT;SFP:1101; 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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jul 2021 08:27:07.6987 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 9b5a0a63-b25d-4768-f98b-08d95333d1c7 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM5EUR03FT005.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM9PR08MB5954 Content-Type: text/plain Make changes to ACPI 6.4 header according to the latest specification: - ACPI 6.4 January 2021, Section 14.1.7, Section 14.4 - Mantis ID 2010 (https://mantis.uefi.org/mantis/view.php?id=2010) Signed-off-by: Chris Jones --- MdePkg/Include/IndustryStandard/Acpi64.h | 29 ++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/MdePkg/Include/IndustryStandard/Acpi64.h b/MdePkg/Include/IndustryStandard/Acpi64.h index ffa819d83a95ba55784a639b309b8bac8263be6a..995426ae817561819e4de09553570c2735a5b268 100644 --- a/MdePkg/Include/IndustryStandard/Acpi64.h +++ b/MdePkg/Include/IndustryStandard/Acpi64.h @@ -2329,6 +2329,7 @@ typedef struct { #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_2_HW_REDUCED_COMMUNICATIONS 0x02 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_3_EXTENDED_PCC 0x03 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_4_EXTENDED_PCC 0x04 +#define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_5_HW_REGISTERS_COMMUNICATIONS 0x05 /// /// PCC Subspace Structure Header @@ -2468,6 +2469,34 @@ typedef struct { UINT32 Command; } EFI_ACPI_6_4_PCCT_EXTENDED_PCC_SHARED_MEMORY_REGION_HEADER; +/// +/// Type 5 HW Registers based Communications Subspace Structure +/// +typedef struct { + UINT8 Type; + UINT8 Length; + UINT16 Version; + UINT64 BaseAddress; + UINT64 SharedMemoryRangeLength; + EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE DoorbellRegister; + UINT64 DoorbellPreserve; + UINT64 DoorbellWrite; + EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE CommandCompleteCheckRegister; + UINT64 CommandCompleteCheckMask; + EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE ErrorStatusRegister; + UINT64 ErrorStatusMask; + UINT32 NominalLatency; + UINT32 MinimumRequestTurnaroundTime; +} EFI_ACPI_6_4_PCCT_SUBSPACE_5_HW_REGISTERS_COMMUNICATIONS; + +/// +/// Reduced PCC Subspace Shared Memory Region +/// +typedef struct { + UINT32 Signature; +//UINT8 CommunicationSubspace[]; +} EFI_6_4_PCCT_REDUCED_PCC_SUBSPACE_SHARED_MEMORY_REGION; + /// /// Platform Debug Trigger Table (PDTT) /// -- Guid("CE165669-3EF3-493F-B85D-6190EE5B9759")